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No commits in common. "761babfa1af4c4a2f6694e0dfceba404627335f0" and "ad3c77b40eb738212cfb4710a009f36831e19a32" have entirely different histories.

3 changed files with 120 additions and 178 deletions

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@ -1,50 +1,49 @@
package db
import (
"context"
"fmt"
"net/http"
"time"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgxpool"
)
var connPool *pgxpool.Pool
func InitDB(connString string) error {
poolConfig, err := pgxpool.ParseConfig(connString)
if err != nil {
return fmt.Errorf("error while parsing connection string: %w", err)
}
poolConfig.MaxConns = 100
poolConfig.MinConns = 0
poolConfig.MaxConnLifetime = time.Hour
poolConfig.HealthCheckPeriod = 30 * time.Second
connPool, err = pgxpool.NewWithConfig(context.Background(), poolConfig)
if err != nil {
return fmt.Errorf("error while initializing DB connections pool: %w", err)
}
return nil
}
func transaction(handler func(context.Context, pgx.Tx) (statusCode int, err error)) (statusCode int, err error) {
ctx := context.Background()
tx, err := connPool.Begin(ctx)
if err != nil {
statusCode = http.StatusInternalServerError
return
}
statusCode, err = handler(ctx, tx)
if err != nil {
tx.Rollback(ctx)
return
}
err = tx.Commit(ctx)
if err != nil {
statusCode = http.StatusInternalServerError
}
return
}
package db
import (
"context"
"fmt"
"net/http"
"time"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgxpool"
)
var connPool *pgxpool.Pool
func InitDB(connString string) error {
poolConfig, err := pgxpool.ParseConfig(connString)
if err != nil {
return fmt.Errorf("error while parsing connection string: %w", err)
}
poolConfig.MaxConns = 100
poolConfig.MinConns = 0
poolConfig.MaxConnLifetime = time.Hour
poolConfig.HealthCheckPeriod = 30 * time.Second
connPool, err = pgxpool.NewWithConfig(context.Background(), poolConfig)
if err != nil {
return fmt.Errorf("error while initializing DB connections pool: %w", err)
}
return nil
}
func transaction(ctx context.Context, handler func(pgx.Tx) (statusCode int, err error)) (statusCode int, err error) {
tx, err := connPool.Begin(ctx)
if err != nil {
statusCode = http.StatusInternalServerError
return
}
statusCode, err = handler(tx)
if err != nil {
tx.Rollback(ctx)
return
}
err = tx.Commit(ctx)
if err != nil {
statusCode = http.StatusInternalServerError
}
return
}

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@ -1,53 +0,0 @@
package db
import (
"fmt"
"net/http"
"strconv"
"strings"
)
// Convert "filter" URL param to SQL "WHERE" condition
func filterToSQL(filter string) (sql string, statusCode int, err error) {
// filterTokens := strings.Split(string(filter), ";")
sql = "(true)"
return
}
// Convert "sort" URL param to SQL "ORDER BY"
func sortToSQL(sort string) (sql string, statusCode int, err error) {
if sort == "" {
return
}
sortOptions := strings.Split(sort, ",")
sql = " ORDER BY "
for i, sortOption := range sortOptions {
sortOrder := sortOption[:1]
sortColumn := sortOption[1:]
// parse sorting order marker
switch sortOrder {
case "+":
sortOrder = "ASC"
case "-":
sortOrder = "DESC"
default:
err = fmt.Errorf("invalid sorting order mark: %q", sortOrder)
statusCode = http.StatusBadRequest
return
}
// validate sorting column
var n int
n, err = strconv.Atoi(sortColumn)
if err != nil || n < 0 {
err = fmt.Errorf("invalid sorting column: %q", sortColumn)
statusCode = http.StatusBadRequest
return
}
// add sorting option to query
if i > 0 {
sql += ","
}
sql += fmt.Sprintf("%s %s NULLS LAST", sortColumn, sortOrder)
}
return
}

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@ -1,75 +1,71 @@
package models
import (
"time"
"github.com/jackc/pgx/v5/pgtype"
)
type User struct {
Name string `json:"name"`
IsAdmin bool `json:"is_admin"`
}
type MIME struct {
Name string `json:"name"`
Extension string `json:"extension"`
}
type Category struct {
ID string `json:"id"`
Name string `json:"name"`
Color pgtype.Text `json:"color"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type File struct {
ID string `json:"id"`
Name pgtype.Text `json:"name"`
MIME MIME `json:"mime"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Tag struct {
ID string `json:"id"`
Name string `json:"name"`
Color pgtype.Text `json:"color"`
Category Category `json:"category"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Autotag struct {
TriggerTag Tag `json:"trigger_tag"`
AddTag Tag `json:"add_tag"`
IsActive bool `json:"is_active"`
}
type Pool struct {
ID string `json:"id"`
Name string `json:"name"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Session struct {
ID int `json:"id"`
UserAgent string `json:"user_agent"`
StartedAt time.Time `json:"started_at"`
ExpiresAt time.Time `json:"expires_at"`
LastActivity time.Time `json:"last_activity"`
}
type Pagination struct {
Total int `json:"total"`
Offset int `json:"offset"`
Limit int `json:"limit"`
Count int `json:"count"`
}
type Slice[T any] struct {
Pagination Pagination `json:"pagination"`
Data []T `json:"data"`
}
package models
import "time"
type User struct {
Name string `json:"name"`
IsAdmin bool `json:"is_admin"`
}
type MIME struct {
Name string `json:"name"`
Extension string `json:"extension"`
}
type Category struct {
ID string `json:"id"`
Name string `json:"name"`
Color string `json:"color"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type File struct {
ID string `json:"id"`
Name string `json:"name"`
MIME MIME `json:"mime"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Tag struct {
ID string `json:"id"`
Name string `json:"name"`
Color string `json:"color"`
Category Category `json:"category"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Autotag struct {
TriggerTag Tag `json:"trigger_tag"`
AddTag Tag `json:"add_tag"`
IsActive bool `json:"is_active"`
}
type Pool struct {
ID string `json:"id"`
Name string `json:"name"`
CreatedAt time.Time `json:"created_at"`
Creator User `json:"creator"`
}
type Session struct {
ID int `json:"id"`
UserAgent string `json:"user_agent"`
StartedAt time.Time `json:"started_at"`
ExpiresAt time.Time `json:"expires_at"`
LastActivity time.Time `json:"last_activity"`
}
type Pagination struct {
Total int `json:"total"`
Offset int `json:"offset"`
Limit int `json:"limit"`
Count int `json:"count"`
}
type Slice[T any] struct {
Pagination Pagination `json:"pagination"`
Data []T `json:"data"`
}